Amazon.com: Poly - Blackwire 5220 USB-A Headset (Plantronics) - Wired, Dual Ear (Stereo) Computer Headset with Boom Mic - USB-A, 3.5 mm to connect to your PC, Mac, Tablet and/or Cell Phone :
Poly Blackwire 7225 Wired Usb-a Headset (plantronics) - Black - Dual-ear (stereo) Headset - Connect To Pc / Mac Via Usb-a - Active Noise Canceling : Target